CN112266577A - Adhesive resin for basalt fiber rib connecting end and preparation method thereof - Google Patents
Adhesive resin for basalt fiber rib connecting end and preparation method thereof Download PDFInfo
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- CN112266577A CN112266577A CN202011219501.0A CN202011219501A CN112266577A CN 112266577 A CN112266577 A CN 112266577A CN 202011219501 A CN202011219501 A CN 202011219501A CN 112266577 A CN112266577 A CN 112266577A
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- basalt fiber
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- 239000004840 adhesive resin Substances 0.000 title claims abstract description 53
- 229920006223 adhesive resin Polymers 0.000 title claims abstract description 53
- 229920002748 Basalt fiber Polymers 0.000 title claims abstract description 47
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000011159 matrix material Substances 0.000 claims abstract description 77
- 239000000203 mixture Substances 0.000 claims abstract description 67
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 41
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229920005989 resin Polymers 0.000 claims abstract description 31
- 239000011347 resin Substances 0.000 claims abstract description 31
- 239000010954 inorganic particle Substances 0.000 claims abstract description 29
- 239000003054 catalyst Substances 0.000 claims abstract description 25
- 239000002904 solvent Substances 0.000 claims abstract description 22
- 239000004593 Epoxy Substances 0.000 claims abstract description 15
- 239000001913 cellulose Substances 0.000 claims abstract description 15
- 229920002678 cellulose Polymers 0.000 claims abstract description 15
- 239000003085 diluting agent Substances 0.000 claims abstract description 15
- 239000002270 dispersing agent Substances 0.000 claims abstract description 15
- 239000002562 thickening agent Substances 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims description 33
- 238000003756 stirring Methods 0.000 claims description 22
- 230000002787 reinforcement Effects 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 14
- 239000000725 suspension Substances 0.000 claims description 14
- 239000000049 pigment Substances 0.000 claims description 13
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 8
- 229910052681 coesite Inorganic materials 0.000 claims description 7
- 229910052906 cristobalite Inorganic materials 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052682 stishovite Inorganic materials 0.000 claims description 7
- 238000000967 suction filtration Methods 0.000 claims description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052905 tridymite Inorganic materials 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 6
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 4
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 claims description 4
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 claims description 4
- MQJKPEGWNLWLTK-UHFFFAOYSA-N Dapsone Chemical compound C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=C1 MQJKPEGWNLWLTK-UHFFFAOYSA-N 0.000 claims description 3
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 3
- FDLQZKYLHJJBHD-UHFFFAOYSA-N [3-(aminomethyl)phenyl]methanamine Chemical compound NCC1=CC=CC(CN)=C1 FDLQZKYLHJJBHD-UHFFFAOYSA-N 0.000 claims description 3
- ZZTCPWRAHWXWCH-UHFFFAOYSA-N diphenylmethanediamine Chemical compound C=1C=CC=CC=1C(N)(N)C1=CC=CC=C1 ZZTCPWRAHWXWCH-UHFFFAOYSA-N 0.000 claims description 3
- ZETYUTMSJWMKNQ-UHFFFAOYSA-N n,n',n'-trimethylhexane-1,6-diamine Chemical compound CNCCCCCCN(C)C ZETYUTMSJWMKNQ-UHFFFAOYSA-N 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 239000008096 xylene Substances 0.000 claims description 3
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 2
- GKQPCPXONLDCMU-CCEZHUSRSA-N lacidipine Chemical compound CCOC(=O)C1=C(C)NC(C)=C(C(=O)OCC)C1C1=CC=CC=C1\C=C\C(=O)OC(C)(C)C GKQPCPXONLDCMU-CCEZHUSRSA-N 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 abstract description 4
- 238000001179 sorption measurement Methods 0.000 abstract description 2
- 238000003860 storage Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010539 anionic addition polymerization reaction Methods 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229920006241 epoxy vinyl ester resin Polymers 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/005—Additives being defined by their particle size in general
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses adhesive resin for a basalt fiber rib connecting end and a preparation method thereof. The adhesive resin at the connecting end of the basalt fiber rib comprises the following components in parts by weight: 100-120 parts of epoxy matrix resin, 70-80 parts of curing agent, 25-45 parts of solvent, 15-35 parts of hydrochloric acid, 5-8 parts of thickening agent, 2-5 parts of diluent, 1-3 parts of anti-settling agent, 1.5-2 parts of cellulose, 3-5 parts of accelerant and 1-2 parts of dispersing agent. The inorganic particles, the catalyst and the hydrochloric acid are utilized to enable the inorganic particles to be free in an ionic state, the catalyst enables the free ions to react with moisture in the mixture to form a complex, and the complex can play an adsorption role on the connecting surface of the longitudinal rib of the cast-in-place pile, so that the binding power of the longitudinal rib of the cast-in-place pile is improved by more than 1.5-2 times.
Description
Technical Field
The invention relates to the technical field of connecting longitudinal bars of cast-in-place piles, in particular to adhesive resin for connecting ends of basalt fiber bars and a preparation method thereof.
Background
The continuous basalt fiber rib is a novel composite material formed by taking basalt fibers as a reinforcing material, taking synthetic resin (such as unsaturated polyester resin, epoxy resin and vinyl ester resin) as a base material, and adding a proper amount of auxiliary agents (such as crosslinking monomers, initiators, accelerators, corrosion inhibitors, flame retardants, anionic polymerization agents, fillers, pigments and the like) through a pultrusion process and special surface treatment.
However, the basalt fiber rib has poor bending resistance, and cannot be connected (welded or riveted) in a traditional manner when the end is connected, so that special treatment is needed when the basalt fiber rib is connected with parts such as reinforcing steel bars during construction, and the requirement of fixed connection can be met only by using a connecting agent, so that the problem of connectivity of the basalt fiber rib needs to be solved by using adhesive resin at the connecting end of the basalt fiber rib.
Disclosure of Invention
The invention aims to provide adhesive resin for connecting ends of basalt fiber reinforcements and a preparation method thereof, wherein inorganic particles, a catalyst and hydrochloric acid are utilized to enable the inorganic particles to be free in an ionic state, the catalyst can enable free ions to react with water in a mixture to form a complex, and the complex can absorb connecting surfaces of longitudinal reinforcements of a cast-in-place pile, so that the adhesive force of the longitudinal reinforcements of the cast-in-place pile is improved by more than 1.5-2 times, and the problems that the connecting parts of the basalt fiber reinforcements with steel bars and the like during construction need to be specially treated and the requirements of fixed connection can be met by utilizing a connecting agent because the anti-bending performance of the basalt fiber reinforcements is poor and the traditional connection (welding and riveting) can not be realized during end connection are solved.
The adhesive resin for the basalt fiber rib connecting end comprises the following components in parts by weight: 100-120 parts of epoxy matrix resin, 70-80 parts of curing agent, 25-45 parts of solvent, 15-35 parts of hydrochloric acid, 5-8 parts of thickening agent, 2-5 parts of diluent, 1-3 parts of anti-settling agent, 1.5-2 parts of cellulose, 3-5 parts of accelerant and 1-2 parts of dispersing agent.
On the basis of the scheme, the adhesive resin at the connecting end of the basalt fiber rib also comprises 5-10 parts by weight of inorganic particles.
On the basis of the scheme, the adhesive resin at the connecting end of the basalt fiber rib further comprises 1-3 parts by weight of a catalyst.
On the basis of the scheme, the solvent is one or two of ethanol, isobutanol, ethyl acetate, butyl acetate, acetone, butanone, cyclohexanone, toluene, xylene, hexamethyldisiloxane and hexamethyldisilazane.
On the basis of the scheme, the inorganic particles comprise the following components in parts by weight: fe2O35-10 parts of Al (OH)33-8 parts of TiO21-2 parts of SiO21-2 parts of inorganic mineral pigment, and the particle size of the inorganic mineral pigment is 300-450 mu m.
On the basis of the scheme, the curing agent is one of diethylenetriamine, dipropylenetriamine, trimethyl hexamethylene diamine, m-xylylenediamine, diaminodiphenylmethane and diaminodiphenylsulfone.
On the basis of the scheme, the catalyst is a complex catalyst.
Compared with the prior art, the invention has the beneficial effects that:
1. the epoxy adhesive is used as a bonding base material, the strength is high, and meanwhile, the inorganic particles, the catalyst and the hydrochloric acid are added, so that impurities on the connecting surface of the longitudinal bar of the cast-in-place pile can be eliminated, the outer surface of the longitudinal bar of the cast-in-place pile can be exposed and bonded with the bonding resin, the inorganic particles, the catalyst and the hydrochloric acid can enable the inorganic particles to be dissociated in an ionic state, the catalyst can enable the dissociated ions to react with moisture in the mixture to form a complex, the complex can play an adsorption role on the connecting surface of the longitudinal bar of the cast-in-place pile, and the bonding force of the longitudinal bar of the cast-in-place pile;
2. the prepared mixture A is subjected to sealing treatment, so that the activity of ions in inorganic particles is reduced, the storage time of the mixture A can be prolonged, the service life of adhesive resin is effectively prolonged, the adhesive resin can be stored for 36 months at the maximum at normal temperature, and after the mixture A is mixed with the matrix B and the matrix C, the solidification agent accelerates the coagulation time of the mixture A, the accelerant accelerates the movement of the complex, the movable collision probability of internal molecules is improved by 50%, and the viscosity of the adhesive resin is improved by 20%.
The preparation method of the adhesive resin for the basalt fiber rib connecting end comprises the following specific steps:
s1: weighing epoxy matrix resin, a thickening agent, a diluting agent, an anti-settling agent, cellulose and a dispersing agent according to the weight parts, mixing, heating and stirring the mixed suspension in a nitrogen environment at the heating temperature of 110-125 ℃ for 60-80 min;
s2: dispersing the suspension prepared in the step S1 for 50-60min by using ultrasonic waves, cooling, naturally cooling at room temperature, and performing suction filtration by using a suction filter to obtain a sticky substance above the filter paper;
s3: mixing the sticky substance obtained in the step S2 with a solvent to obtain a resin mixture, adding inorganic particles into the resin mixture, mixing and stirring for 30-50min, adding hydrochloric acid and a catalyst, and sealing the mixture to obtain a mixture A;
s4: respectively sealing the curing agent and the accelerator to obtain a matrix B and a matrix C;
s5: when the adhesive resin is needed to be used, adding the matrix B and the matrix C into the mixture A, and stirring for 5-10min manually or mechanically to uniformly mix the matrix B and the matrix C, thereby obtaining the adhesive resin at the connecting end of the basalt fiber rib.
The mixing ratio of the mixture A, the matrix B and the matrix C is 100:70-80: 2-4.
The mixture A, the matrix B and the matrix C can not meet open fire in the process of mixing preparation or using, and the longitudinal bars of the cast-in-place pile need to be connected at normal temperature.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments for further understanding of the features and technical means of the invention and the functions achieved.
Example 1
The embodiment provides adhesive resin for connecting ends of basalt fiber reinforcements, which comprises the following components in parts by weight: 100 parts of epoxy matrix resin, 70 parts of curing agent, 25 parts of solvent, 15 parts of hydrochloric acid, 5 parts of thickening agent, 2 parts of diluent, 1 part of anti-settling agent, 1.5 parts of cellulose, 3 parts of accelerator, 1 part of dispersing agent, 5 parts of inorganic particles and 1 part of catalyst.
The solvent is ethanol.
The inorganic particles comprise the following components in parts by weight: fe2O35 parts, Al (OH)33 parts of TiO21 part of SiO21 part, and the particle size of the inorganic mineral pigment is 300 mu m.
The curing agent is diethylenetriamine.
The preparation method of the adhesive resin for the basalt fiber rib connecting end comprises the following specific steps:
s1: weighing epoxy matrix resin, a thickening agent, a diluting agent, an anti-settling agent, cellulose and a dispersing agent according to the weight parts, mixing, heating and stirring the mixed suspension in a nitrogen environment at the heating temperature of 110 ℃ for 60 min;
s2: dispersing the suspension prepared in the step S1 for 50min by using ultrasonic waves, cooling, naturally cooling at room temperature, and performing suction filtration by using a suction filter to obtain a sticky substance above the filter paper;
s3: mixing the sticky substance obtained in the step S2 with a solvent to obtain a resin mixture, adding inorganic particles into the resin mixture, mixing and stirring for 30min, adding hydrochloric acid and a catalyst, and sealing the mixture to obtain a mixture A;
s4: respectively sealing the curing agent and the accelerator to obtain a matrix B and a matrix C;
s5: when the adhesive resin is needed to be used, adding the matrix B and the matrix C into the mixture A, and stirring the mixture for 5min manually or mechanically to uniformly mix the mixture A and the matrix B and the matrix C to obtain the adhesive resin of the basalt fiber rib connecting end.
The mixing ratio of the mixture A, the matrix B and the matrix C is 100:70: 2.
Example 2
The embodiment provides adhesive resin for connecting ends of basalt fiber reinforcements, which comprises the following components in parts by weight: 110 parts of epoxy matrix resin, 75 parts of curing agent, 30 parts of solvent, 20 parts of hydrochloric acid, 7 parts of thickening agent, 3 parts of diluent, 2 parts of anti-settling agent, 1.5 parts of cellulose, 4 parts of accelerator, 1 part of dispersing agent, 6 parts of inorganic particles and 2 parts of catalyst.
The solvent is acetone.
The inorganic particles comprise the following components in parts by weight: fe2O38 parts of Al (OH)35 parts of TiO21 part of SiO21 part, and the particle size of the inorganic mineral pigment is 350 mu m.
The curing agent is trimethyl hexamethylene diamine.
The preparation method of the adhesive resin for the basalt fiber rib connecting end comprises the following specific steps:
s1: weighing epoxy matrix resin, a thickening agent, a diluting agent, an anti-settling agent, cellulose and a dispersing agent according to the weight parts, mixing, heating and stirring the mixed suspension in a nitrogen environment at the heating temperature of 115 ℃ for 65 min;
s2: dispersing the suspension prepared in the step S1 for 55min by using ultrasonic waves, cooling, naturally cooling at room temperature, and performing suction filtration by using a suction filter to obtain a sticky substance above the filter paper;
s3: mixing the sticky substance obtained in the step S2 with a solvent to obtain a resin mixture, adding inorganic particles into the resin mixture, mixing and stirring for 35min, adding hydrochloric acid and a catalyst, and sealing the mixture to obtain a mixture A;
s4: respectively sealing the curing agent and the accelerator to obtain a matrix B and a matrix C;
s5: when the adhesive resin is needed to be used, adding the matrix B and the matrix C into the mixture A, and stirring the mixture for 6min manually or mechanically to uniformly mix the mixture A and the matrix B and the matrix C to obtain the adhesive resin of the basalt fiber rib connecting end.
The mixing ratio of the mixture A, the matrix B and the matrix C is 100:72: 3.
Example 3
The embodiment provides adhesive resin for connecting ends of basalt fiber reinforcements, which comprises the following components in parts by weight: 110 parts of epoxy matrix resin, 75 parts of curing agent, 35 parts of solvent, 25 parts of hydrochloric acid, 6 parts of thickening agent, 4 parts of diluent, 2 parts of anti-settling agent, 2 parts of cellulose, 4 parts of accelerator, 2 parts of dispersing agent, 8 parts of inorganic particles and 2 parts of catalyst.
The solvent is ethanol and hexamethyldisiloxane, and the mixing ratio is 1: 1.
The inorganic particles comprise the following components in parts by weight: fe2O37 parts of Al (OH)35 parts of TiO21 part of SiO22 parts of inorganic mineral pigment, and the particle size of the inorganic mineral pigment is 350 mu m.
The curing agent is m-xylylenediamine.
The preparation method of the adhesive resin for the basalt fiber rib connecting end comprises the following specific steps:
s1: weighing epoxy matrix resin, a thickening agent, a diluting agent, an anti-settling agent, cellulose and a dispersing agent according to the weight parts, mixing, heating and stirring the mixed suspension in a nitrogen environment at the heating temperature of 120 ℃ for 70 min;
s2: dispersing the suspension prepared in the step S1 for 55min by using ultrasonic waves, cooling, naturally cooling at room temperature, and performing suction filtration by using a suction filter to obtain a sticky substance above the filter paper;
s3: mixing the sticky substance obtained in the step S2 with a solvent to obtain a resin mixture, adding inorganic particles into the resin mixture, mixing and stirring for 40min, adding hydrochloric acid and a catalyst, and sealing the mixture to obtain a mixture A;
s4: respectively sealing the curing agent and the accelerator to obtain a matrix B and a matrix C;
s5: when the adhesive resin is needed to be used, adding the matrix B and the matrix C into the mixture A, and stirring the mixture for 5min manually or mechanically to uniformly mix the mixture A and the matrix B and the matrix C to obtain the adhesive resin of the basalt fiber rib connecting end.
The mixing ratio of the mixture A, the matrix B and the matrix C is 100:75: 2.
Example 4
The embodiment provides adhesive resin for connecting ends of basalt fiber reinforcements, which comprises the following components in parts by weight: 115 parts of epoxy matrix resin, 75 parts of curing agent, 40 parts of solvent, 30 parts of hydrochloric acid, 7 parts of thickening agent, 4 parts of diluent, 3 parts of anti-settling agent, 2 parts of cellulose, 4 parts of accelerator, 1 part of dispersing agent, 8 parts of inorganic particles and 2 parts of catalyst.
The solvent is hexamethyldisiloxane and hexamethyldisilazane, and the mixing ratio is 2: 1.
The inorganic particles comprise the following components in parts by weight: fe2O38 parts of Al (OH)36 parts of TiO21 part of SiO22 parts of inorganic mineral pigment, and the particle size of the inorganic mineral pigment is 400 mu m.
The curing agent is diaminodiphenyl sulfone.
The preparation method of the adhesive resin for the basalt fiber rib connecting end comprises the following specific steps:
s1: weighing epoxy matrix resin, a thickening agent, a diluting agent, an anti-settling agent, cellulose and a dispersing agent according to the weight parts, mixing, heating and stirring the mixed suspension in a nitrogen environment at the heating temperature of 120 ℃ for 75 min;
s2: dispersing the suspension prepared in the step S1 for 55min by using ultrasonic waves, cooling, naturally cooling at room temperature, and performing suction filtration by using a suction filter to obtain a sticky substance above the filter paper;
s3: mixing the sticky substance obtained in the step S2 with a solvent to obtain a resin mixture, adding inorganic particles into the resin mixture, mixing and stirring for 45min, adding hydrochloric acid and a catalyst, and sealing the mixture to obtain a mixture A;
s4: respectively sealing the curing agent and the accelerator to obtain a matrix B and a matrix C;
s5: when the adhesive resin is needed to be used, adding the matrix B and the matrix C into the mixture A, and stirring the mixture for 8min manually or mechanically to uniformly mix the mixture A and the matrix B and the matrix C to obtain the adhesive resin of the basalt fiber rib connecting end.
The mixing ratio of the mixture A, the matrix B and the matrix C is 100:80: 3.5.
Example 5
The embodiment provides adhesive resin for connecting ends of basalt fiber reinforcements, which comprises the following components in parts by weight: 120 parts of epoxy matrix resin, 80 parts of curing agent, 45 parts of solvent, 35 parts of hydrochloric acid, 8 parts of thickening agent, 5 parts of diluent, 3 parts of anti-settling agent, 2 parts of cellulose, 5 parts of accelerator, 2 parts of dispersing agent, 10 parts of inorganic particles and 3 parts of catalyst.
The solvent is ethanol and xylene, and the mixing ratio is 3: 1.
The inorganic particles comprise the following components in parts by weight: fe2O310 parts of Al (OH)38 parts of TiO22 parts of SiO22 parts of the inorganic mineral pigment, and the particle size of the inorganic mineral pigment is 450 mu m.
The curing agent is diaminodiphenylmethane.
The preparation method of the adhesive resin for the basalt fiber rib connecting end comprises the following specific steps:
s1: weighing epoxy matrix resin, a thickening agent, a diluting agent, an anti-settling agent, cellulose and a dispersing agent according to the weight parts, mixing, heating and stirring the mixed suspension in a nitrogen environment, wherein the heating temperature is 125 ℃, and the heating and stirring time is 80 min;
s2: dispersing the suspension prepared in the step S1 for 60min by using ultrasonic waves, cooling, naturally cooling at room temperature, and performing suction filtration by using a suction filter to obtain a sticky substance above the filter paper;
s3: mixing the sticky substance obtained in the step S2 with a solvent to obtain a resin mixture, adding inorganic particles into the resin mixture, mixing and stirring for 50min, adding hydrochloric acid and a catalyst, and sealing the mixture to obtain a mixture A;
s4: respectively sealing the curing agent and the accelerator to obtain a matrix B and a matrix C;
s5: when the adhesive resin is needed to be used, adding the matrix B and the matrix C into the mixture A, and stirring for 10min manually or mechanically to uniformly mix the matrix B and the matrix C, so as to obtain the adhesive resin of the basalt fiber rib connecting end.
The mixing ratio of the mixture A, the matrix B and the matrix C is 100:70: 4.
Comparative example
The adhesive resins obtained in examples 1 to 5 were tested, the control being the existing resin, and the data of the adhesive bond strength, compressive strength and storage time (mixture A) measured are shown in the following table:
as shown in the table above, the adhesive resin in the embodiments 1-5 improves the adhesive force of the longitudinal bar of the cast-in-place pile by more than 1.5-2 times, improves the compressive strength by more than 20-25%, prolongs the storage time to more than 40 months from about 36 months, and prolongs the storage time while enhancing the performance of the adhesive resin.
The invention is not described in detail, but is well known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The adhesive resin for the basalt fiber rib connecting end is characterized by comprising the following components in parts by weight: 100-120 parts of epoxy matrix resin, 70-80 parts of curing agent, 25-45 parts of solvent, 15-35 parts of hydrochloric acid, 5-8 parts of thickening agent, 2-5 parts of diluent, 1-3 parts of anti-settling agent, 1.5-2 parts of cellulose, 3-5 parts of accelerant and 1-2 parts of dispersing agent.
2. The adhesive resin for basalt fiber reinforcement connecting ends according to claim 1, wherein: the adhesive resin at the connecting end of the basalt fiber rib also comprises 5-10 parts by weight of inorganic particles.
3. The adhesive resin for basalt fiber reinforcement-connecting ends according to claim 2, characterized in that: the adhesive resin at the connecting end of the basalt fiber rib also comprises 1-3 parts of a catalyst in parts by weight.
4. The adhesive resin for basalt fiber reinforcement connecting ends according to claim 3, wherein: the solvent is one or two of ethanol, isobutanol, ethyl acetate, butyl acetate, acetone, butanone, cyclohexanone, toluene, xylene, hexamethyldisiloxane and hexamethyldisilazane.
5. The adhesive resin for basalt fiber reinforcement connecting ends according to claim 4, wherein: the inorganic particles comprise the following components in parts by weight: fe2O35-10 parts of Al (OH)33-8 parts of TiO21-2 parts of SiO21-2 parts of inorganic mineral pigment, and the particle size of the inorganic mineral pigment is 300-450 mu m.
6. The adhesive resin for basalt fiber reinforcement-connecting ends according to claim 5, wherein: the curing agent is one of diethylenetriamine, dipropylenetriamine, trimethyl hexamethylene diamine, m-xylylenediamine, diaminodiphenylmethane and diaminodiphenylsulfone.
7. The adhesive resin for basalt fiber reinforcement-connecting ends according to claim 6, wherein: the catalyst is a complex catalyst.
8. The method for preparing the adhesive resin for the basalt fiber reinforcement connecting end according to any one of claims 1 to 7, comprising the following specific steps:
s1: weighing epoxy matrix resin, a thickening agent, a diluting agent, an anti-settling agent, cellulose and a dispersing agent according to the weight parts, mixing, heating and stirring the mixed suspension in a nitrogen environment at the heating temperature of 110-125 ℃ for 60-80 min;
s2: dispersing the suspension prepared in the step S1 for 50-60min by using ultrasonic waves, cooling, naturally cooling at room temperature, and performing suction filtration by using a suction filter to obtain a sticky substance above the filter paper;
s3: mixing the sticky substance obtained in the step S2 with a solvent to obtain a resin mixture, adding inorganic particles into the resin mixture, mixing and stirring for 30-50min, adding hydrochloric acid and a catalyst, and sealing the mixture to obtain a mixture A;
s4: respectively sealing the curing agent and the accelerator to obtain a matrix B and a matrix C;
s5: when the adhesive resin is needed to be used, adding the matrix B and the matrix C into the mixture A, and stirring for 5-10min manually or mechanically to uniformly mix the matrix B and the matrix C, thereby obtaining the adhesive resin at the connecting end of the basalt fiber rib.
9. The method for preparing the adhesive resin for the basalt fiber reinforcement connecting end according to claim 8, characterized in that: the mixing ratio of the mixture A, the matrix B and the matrix C is 100:70-80: 2-4.
10. The method for preparing the adhesive resin for the basalt fiber reinforcement connecting end according to claim 9, characterized in that: the mixture A, the matrix B and the matrix C can not meet open fire in the process of mixing preparation or using, and the longitudinal bars of the cast-in-place pile need to be connected at normal temperature.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1027964A (en) * | 1963-06-25 | 1966-05-04 | Shell Int Research | Clay-based grease compositions and their preparation |
| GB1307259A (en) * | 1970-09-24 | 1973-02-14 | Nat Res Dev | Dental epoxides |
| US20150299499A1 (en) * | 2014-01-24 | 2015-10-22 | Packaging Service Co., Inc. | Low voc adhesion pretreating and paint additive compositions, pretreating and paint compositions therefrom and methods of making and using same |
| CN105176486A (en) * | 2015-07-24 | 2015-12-23 | 江苏南瓷绝缘子股份有限公司 | Adhesive for ceramic composite insulator and preparation method therefor |
| US20160083632A1 (en) * | 2013-06-05 | 2016-03-24 | Wuhan Keda Marble Protective Materials Co., Ltd. | Caulking adhesive |
| CN106751777A (en) * | 2016-12-19 | 2017-05-31 | 东莞市基核材有限公司 | Based on enhanced high intensity PA6 composites of basalt fibre and preparation method thereof |
| CN110951160A (en) * | 2018-12-17 | 2020-04-03 | 会通新材料股份有限公司 | Basalt fiber reinforced polypropylene composite material and preparation method thereof |
-
2020
- 2020-11-04 CN CN202011219501.0A patent/CN112266577A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1027964A (en) * | 1963-06-25 | 1966-05-04 | Shell Int Research | Clay-based grease compositions and their preparation |
| GB1307259A (en) * | 1970-09-24 | 1973-02-14 | Nat Res Dev | Dental epoxides |
| US20160083632A1 (en) * | 2013-06-05 | 2016-03-24 | Wuhan Keda Marble Protective Materials Co., Ltd. | Caulking adhesive |
| US20150299499A1 (en) * | 2014-01-24 | 2015-10-22 | Packaging Service Co., Inc. | Low voc adhesion pretreating and paint additive compositions, pretreating and paint compositions therefrom and methods of making and using same |
| CN105176486A (en) * | 2015-07-24 | 2015-12-23 | 江苏南瓷绝缘子股份有限公司 | Adhesive for ceramic composite insulator and preparation method therefor |
| CN106751777A (en) * | 2016-12-19 | 2017-05-31 | 东莞市基核材有限公司 | Based on enhanced high intensity PA6 composites of basalt fibre and preparation method thereof |
| CN110951160A (en) * | 2018-12-17 | 2020-04-03 | 会通新材料股份有限公司 | Basalt fiber reinforced polypropylene composite material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 宋君亮 等: "《环氧涂层及其在水利工程中的应用》", 31 October 1981, 水利出版社 * |
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